Pith Number

pith:2ZP77H47

pith:2026:2ZP77H4755ZEFLT47KS7WT3QES

not attested not anchored not stored refs pending

Strategy optimization for quantum conference key agreement in asymmetric star networks

Janka Memmen, Jens Eisert, Julia Kunzelmann, Julius Walln\"ofer, Nathan Walk

arxiv:2605.18677 v1 · 2026-05-18 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ZP77H4755ZEFLT47KS7WT3QES}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-20T00:06:14.297561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d65fff9f9fef7242ae7cfaa5fb4f7024bc1aa161b4c2134f9028e96d7dd79333

Aliases

arxiv: 2605.18677 · arxiv_version: 2605.18677v1 · doi: 10.48550/arxiv.2605.18677 · pith_short_12: 2ZP77H4755ZE · pith_short_16: 2ZP77H4755ZEFLT4 · pith_short_8: 2ZP77H47

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2ZP77H4755ZEFLT47KS7WT3QES \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d65fff9f9fef7242ae7cfaa5fb4f7024bc1aa161b4c2134f9028e96d7dd79333

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67eb4c6449cecb97c5a4fdaaadeca8fb8b366255c318f6e4b87f5eaec317b33a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-18T17:18:23Z",
    "title_canon_sha256": "28b4925120d7a3a7ffd5389dbec614b03bd54d12c9c3e98b8327f8a9dc125d2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18677",
    "kind": "arxiv",
    "version": 1
  }
}